MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors ensure reliable connectivity. Constructed with aluminum shells and offered in different plating options, including RoHS compliant finishes, they meet stringent military specifications for durability and performance. Suitable for use in demanding environments, these connectors guarantee secure and efficient electrical connections.